- Stenopausa elongatissima
- Pterolophia elongatissima
- Sophronica elongatissima
- Sybra elongatissima
- Neosybra elongatissima
- Nupserha elongatissima
- Nupserha endroedyi
- Nupserha kankauensis
- Nupserha punctata
- Nupserha ceylonica
- Nupserha elongatissima
- Neosybra elongatissima
- Sophronica elongatissima
- Pterolophia elongatissima
- Sybra elongatissima
- Stenopausa
- Tridacna
- Neosybra
- List of Scleria species
- 2021 in paleomalacology
